What dynamic excercise does Volleyball do?

This is the perfect ALL IN ONE exercise. It stretches the hips, wakes up the ankles, prepares the posterior chain to fire (glutes, hamstrings, lower leg), opens up the mid-back region for rotation and stretches the hamstrings

Explanation:

age might have something to do with behavior depending on the age because not everyone who is the same age acts the same like 2 year olds could have bad behavior but some won't.

i hope this : )